Currently, it has been suggested that human mesenchymal stem cells (MSCs), a well-known multipotent cells, could modify the biological process in leukemia cells. Therefore, we evaluated MSCs’ possible effects on apoptosis and proliferation of acute lymphoblastic (ALL) MOLT-4 Accordingly, were co-cultured with MSCs. Then, 24, 48, 72 hours after treatment, percentages cell was estimated using flo...